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Digital Electronics

Digital Electronics
Which of the following is a digital device

 Light switch
 Regulator of a fan
 Resistance of a material
 Microphone

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Digital Electronics
The terms which cannot be combined further in the tabular method are called

 implicants
 essential prime implicants
 prime implicants
 selective prime implicants

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Digital Electronics
In which of the following codes do the successive characters differ in only 1-bit position?

 binary code
 2421 code
 8421 code
 cyclic code

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Digital Electronics
The set of which logic gates is designated as universal gate?

 XNOR, NOR, NAND.
 NOT, OR , AND.
 XNOR, NOR, NAND.
  NOR , NAND.

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When all input is LOW
 When any input is LOW
 When all inputs are HIGH
 When any input is HIGH

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Digital Electronics
An EPROM is

 programmable and erasable
 volatile
 non erasable
 erasable but not programmable

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MORE MCQ ON Digital Electronics

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